Microsoft has released security patches for the zero-day vulnerability chain dubbed ToolShell, capable of remote code ...

The U.S. Cybersecurity and Infrastructure Security Agency (CISA), in an alert, said it's aware of active exploitation of ...

CISA has mandated immediate mitigation for federal agencies, while analysts urge enterprises to accelerate cloud migration ...

Active SharePoint exploits since July 7 target governments and tech firms globally, risking key theft and persistent access.

Microsoft also has issued a patch for a related SharePoint vulnerability — CVE-2025-53771; Microsoft says there are no signs ...

The newly discovered flaw in Microsoft's SharePoint software has allowed hackers to target dozens of companies and ...

Critical zero-day vulnerabilities in Microsoft SharePoint, tracked as CVE-2025-53770 and CVE-2025-53771, have been actively ...

The vulnerability, tracked as CVE-2025-53770, carries a severity rating of 9.8 out of a possible 10. It gives unauthenticated ...

Microsoft has pointed the finger at three Chinese nation-state actors for exploiting the SharePoint vulnerabilities. Here's what we know about the security flaws and how to guard against future ...

Security researchers say Microsoft customers should take immediate action to defend against the ongoing cyberattacks, and ...

The hackers behind the initial wave of attacks exploiting a zero-day in Microsoft SharePoint servers have so far primarily ...

Hackers have been exploiting two zero-day vulnerabilities in on-premises installations of Microsoft SharePoint to gain remote ...